Ryan O'Donnell, A. C. Cem Say. One time-travelling bit is as good as logarithmically many. Electronic Colloquium on Computational Complexity (ECCC), 21:91, 2014. [doi]
@article{ODonnellS14, title = {One time-travelling bit is as good as logarithmically many}, author = {Ryan O'Donnell and A. C. Cem Say}, year = {2014}, url = {http://eccc.hpi-web.de/report/2014/091}, researchr = {https://researchr.org/publication/ODonnellS14}, cites = {0}, citedby = {0}, journal = {Electronic Colloquium on Computational Complexity (ECCC)}, volume = {21}, pages = {91}, }